Asteroids

2025VO1 help

Last update: 2025-11-19 13:08 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.824

Aphelion (Q)

1.819

Eccentricity (e)

0.377

Inclination (i)

0.5

deg

Orbit period (P)

554.7

Earth MOID

0.00121

U parameter

7.2

Next Earth close approach

Date

2025-11-21

Nominal distance (from Earth center)

0.00675

1009630

Maximum Brightness

18.4

mag

Risk

Object is in risk list

Physical Properties

Absolute Magnitude (H)

26.5

mag

Diameter

13 - 29*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2025-11-10

Observatory

Pan-STARRS 1, Haleakala

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.321232

1-sigma variation

0.000327

Unit

Eccentricity (e)

Value

0.376687

1-sigma variation

0.000210

Unit

Inclination (i)

Value

0.4815

1-sigma variation

0.0003

Unit

Long. of Ascending Node (Ω)

Value

229.2764

1-sigma variation

0.0002

Unit

Arg. of Perihelion (ω)

Value

255.7238

1-sigma variation

0.0013

Unit

Mean Anomaly (M)

Value

328.13750

1-sigma variation

0.01568

Unit

Perihelion distance

Value

0.823541

1-sigma variation

Unit

Aphelion distance

Value

1.818923

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.241271

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.045523

1-sigma variation

Unit

MOID

Value

0.001214

1-sigma variation

Unit

Orbit Period

Value

554.7111

1-sigma variation

Unit

U parameter

Value

7.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.06683E-7	6.86729E-8	9.38005E-8	5.61508E-8	4.33443E-7	5.12209E-6
e	6.86729E-8	4.42055E-8	6.03819E-8	3.61477E-8	2.79054E-7	3.29712E-6
i	9.38005E-8	6.03819E-8	8.25827E-8	5.01220E-8	3.80823E-7	4.50340E-6
Ω	5.61508E-8	3.61477E-8	5.01220E-8	3.78047E-8	2.20691E-7	2.69564E-6
ω	4.33443E-7	2.79054E-7	3.80823E-7	2.20691E-7	1.77977E-6	2.08068E-5
M	5.12209E-6	3.29712E-6	4.50340E-6	2.69564E-6	2.08068E-5	2.45924E-4

Date of computation: 2025-11-19 13:08 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

26.548

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

13 - 29*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

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Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

0.8

Unit

Source

[1]

Normalized RMS of residuals

Value

0.593548

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2025-11-10.488696

Unit

Source

[2]

Last Observation

Value

2025-11-18.845428

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

51 (0)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close Approaches for 2025VO1 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1952-04-13 12:52	> 1 w	0.1333192	0.0049600	0.3497848
MARS	1952-07-05 16:28	> 1 d	0.0412156	0.0259524	0.2133859
EARTH	1955-04-05 07:08	> 1 d	0.0094422	0.0050765	0.0623646
EARTH	1958-04-05 17:34	> 1 d	0.0166295	0.0050857	0.0184816
EARTH	1961-04-12 11:51	> 1 d	0.1100889	0.0200352	0.0301581
MARS	1992-07-02 07:10	835.7	0.0489077	0.0401546	0.0222011
EARTH	2019-11-07 18:29	901.1	0.1928069	0.1531343	0.0132243
EARTH	2022-11-14 01:22	673.6	0.0849083	0.0628271	0.0073606
EARTH	2025-11-21 03:22	< 1 min	0.0067490	0.0067377	0.0000038
EARTH	2029-01-26 08:33	> 1 d	0.1589801	0.1588063	0.0000579
EARTH	2032-04-02 00:13	> 1 d	0.0100287	0.0046944	0.0115807
EARTH	2035-04-15 06:59	> 1 d	0.1621836	0.0042875	0.0750707
EARTH	2072-11-10 02:53	> 1 mo	0.1298190	0.0013857	0.7477555
EARTH	2075-11-23 19:25	> 1 mo	0.0296349	0.0018080	0.6428674
EARTH	2079-01-11 04:35	> 1 mo	0.1538227	0.0082911	0.0669688
EARTH	2082-03-02 08:12	> 1 mo	0.1277451	0.0035821	0.7560154
EARTH	2085-04-07 00:47	> 1 mo	0.0425748	0.0045569	2.3567827
EARTH	2116-11-17 16:33	> 1 mo	0.0405742	0.0019485	6.9160888
EARTH	2119-12-23 05:44	> 1 mo	0.1260130	0.0012193	0.4392771
EARTH	2123-02-10 01:30	> 1 mo	0.1555008	0.0063317	1.0408686

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
312.00328667	317.39870517	0.00121372	MINIMUM
50.05257492	92.20463411	0.00482186	MINIMUM
1.24820433	25.04332443	0.16163511	SADDLE
180.56395176	204.29812604	0.80183503	SADDLE
1.27647278	205.06885378	1.84017577	SADDLE
180.54232639	24.27630857	2.80339968	MAXIMUM

Download:

MOID Plots

Click on the images to zoom-in and zoom-out

Level lines of the squared distance function

2025VO1

Date in UTC	MJD	σ	σ_imp	Distance ± Width in RE	Stretching in RE	IP	Impact energy	PS	TS
2081-04-05.452	81224.452	1.167	0.000	1.44 ± 0.008	3.87E6	7.89E-8	1.85E-1	-7.92	0


Based on 51 optical observations (of which 0 are rejected as outliers) from 2025/11/10.489 to 2025/11/18.845.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.54 and 1.54 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
Aegis software version= 5.0, Date of computation=20251119 132709.873 UTC.

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Download Impactor Table as: